%%--------------------------------------------------------------------
%% Copyright (c) 2021-2022 EMQ Technologies Co., Ltd. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%%     http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%--------------------------------------------------------------------

-define(TOPK_TAB, emqx_slow_subs_topk).

-define(INDEX(Latency, ClientId), {Latency, ClientId}).

-define(MAX_TAB_SIZE, 1000).

-record(top_k, { index :: index()
               , type :: emqx_message_latency_stats:latency_type()
               , last_update_time :: pos_integer()
               , extra = []
               }).

-type top_k() :: #top_k{}.
-type index() :: ?INDEX(non_neg_integer(), emqx_types:clientid()).
